A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces
NSN 6150-01-113-7305
NSN 6610-01-424-0776
NSN 6145-00-969-5612
NSN 5835-01-449-7511
NSN 5905-01-006-1418
NSN 5925-01-439-5040
NSN 5855-00-688-9954
NSN 6135-00-816-9052
NSN 5999-01-352-7940
NSN 2925-00-185-1618
NSN 6685-01-443-1564
NSN 6650-01-168-8451